The USDA Plant Hardiness Zone map refers to minimal temperatures reached during the winter months in your area. If you are unsure of how cold it has gotten in past years and how cold it can get, you can contact you Local County Extension Agent to find out that information. Below is a hardiness zone reference. You can also use our zone finder to determine your hardiness zone. Enter your zipcode, and the zone finder will tell you your hardiness zone.

The USDA Plant Hardiness Zone Map defines the average of the extreme annual minimum temperatures. The version published in 1990 includes all of North America (Canada, United States & Mexico), whereas the more recent updated version released in March 2003 covers just the United States. Each plant, shrub, tree, etc., can "overwinter" when a plant's hardiness zone range includes the zone indicate on the map for a specific location.

Most books dealing with plants, catalogs, even our site (just a click on our online catalog section will show you a hardiness map), will have a U.S.A. map depicting the climate zones. Use our handy zip code search to find your hardiness zone based on your zip code in the online catalog section of our site.

Enhanced Digital Raster Graphic (EDRG) images requested in UTM NAD83 display in ArcMap as UTM NAD27 and are slow.

Climate zones consider environmental conditions such as sunshine, elevation, temperatures, precipitation, humidity and wind. Similar climate zones contain similar native vegetation no matter where they are found in the world. Climate zones are used more frequently in the science disciplines in studies of indigenous species and habitats.

Zone 7b. This means a minimum temperature of 5-10 degrees can be expected during the winter. (Probabilities might be more meaningful but haven't been accurately calculated. Many gardeners remember the -8 in Jan 1985. I guess the probability of -8 is less than 1%. 0 degrees is close to 5%. The 5 to 10 degrees is probably close to 20% or once every 5 years.

s swoboda - I have a variety of bulbs from hyacinths to daffodils to allums. I'm very excited but nervous about planting. I've been told to plant up to 18 inches deep up here in Maine even if the package says 5 inches. can anyone Help me, please. Skip MNZ4 - As was said in one of Shakespeare's plays, "We come to plant the bulbs, not bury them". 18 inches is way too deep and 10 inches is getting to the outer limit as well.

On this page, we'll try to answer some of the more frequently asked questions about roses that we've heard from our customers. When you're faced with uncertainty about what to do with your roses, read as much as you can about roses and ask your gardenings friends for advice. But most importantly, relax -- remember, you're doing this because you want to! Taking care of roses is alot like taking care of anything -- you have to pay attention to them so you know when something is not quite right.

Every plant has been classified to be vigorous in the zones exhibited on the plant description and order pages on our web site. Simply find what zone you are in and make sure any plant you buy covers that zone in its Available Zones.

Dig a hole large enough in the soil to fit the whole root comfortably, pat down the soil well and water. Fertilize the soil.

Yes, an item listed for zone 8 will grow even in zone 2. It just won't overwinter. Gladiolus for instance, are only hardy to zone 8, but we grow them all over Canada. In the description, we say 'Hardy in Zones 8-11; elsewhere treat as an annual, or dig in fall and store over winter.' Learn how to store bulbs overwinter.

If you receive our catalogues, you'll notice that your hardiness zone is noted on the back of the catalogue along with your address. We always like to remind people that zones are not an exact science, and they can vary between your front yard and your back yard. The best way to get the most accurate notion of your zone is always to contact your nearest garden center or gardening club. Learn more about hardiness zones

Everyone has a specific target zone. The target zone is a range at which your heart rate should be during activity. By working within the correct range, you will achieve your fitness goals and strengthen your cardiovascular system. Each person's target zone is determined by their age. A common calculation formula is: 220 - your age = your maximum heart rate. (Back to Top)

FEMA has identified areas to be in different levels of flooding, the areas have been identified on the Flood Insurance Rate Maps that were implemented. This maps are kept on file in the Development Services Department

Generally speaking, a person's aerobic training zone is 65-85% of their maximum heart rate. This is good safe, efficient workout zone for most people.

This information is often required by lenders when obtaining a home mortgage. Contact the Stormwater Planning Division at 703-324-5500, TTY 711. This is the only office in the county which has both the effective Flood Insurance Rate Maps and all the amendments and revisions made to those maps since they became effective in 1990.

Science indicates that in animals with BSE, these materials harbor the infectious agent before the animal shows any clinical signs of disease. Canada took similar actions when a single case of BSE was discovered there in May 2003.